Rising damp, penetrating damp or salt contamination? Why is that wall damp? A month of so back I had the great pleasure of Graham Coleman’s company for two days here in Yorkshire. Regular visitors will know Graham, from past posts which he either contributed or featured in. For those that don’t know Graham, he […]
Damp proofing specialist recommended by your Estate Agent? Beware!
13 Jan 13 by
I feel that after this weeks event I must put fingers to keyboard. I have heard rumours of damp proofing specialists recommending installation of a chemical DPC where rising damp could never exist, but Thursday this week was the first time I’d seen it with my own eyes. The place was Headingly in Leeds. […]
When is a wall tie corroded?
02 Jan 13 by
Sound like a daft question? Not really; the problem with corroding cavity wall ties is that there are many types and thicknesses of wall tie and as site inspections are done visually; subjectivity comes into play. One man’s corroded wall tie may be described as ‘pristine’ by another onlooker. Disagreements on ‘How rusty is rusty’? […]
Basement waterproofing in new buildings; caustic hazards
29 Dec 12 by
A recent small accident, on one of my basement waterproofing jobs highlights a health and safety risk, which may be underplayed on these projects, particularly on new build basement waterproofing sites. The case of the Bloodshot eye During installation of a pumping station in a new-build basement, a small jet of water from […]
Penetrating damp solved with modular cavity trays
18 Dec 12 by
Rainwater pouring into a 1970’s apartment in Leeds…. I thought I’d just post a quick one about the use of these handy modular trays. I specified them on a site in Leeds, where tenants of a block of apartments had real problems with rainwater penetrating over window and door heads. The problem was inherent […]